ISRC DEF059731705
Verified recording
DEF059731705 is “Mass in F major, BWV 233: 1. Kyrie” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x856cd845f9f6877229fa338fbb8841efb5d9c79c42f8d769ba2b41fd0140fe75 and independently timestamped
in Bitcoin block 960481 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059731705.
Recording identifiers
- ISRC
- DEF059731705
- Title
- Mass in F major, BWV 233: 1. Kyrie
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x856cd845f9f6877229fa338fbb8841efb5d9c79c42f8d769ba2b41fd0140fe75
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:51:35+00:00
- Bitcoin block
- 960481
- Canonical record hash
sha256:32a0420fb46b5403cd88f9399ba7055ff31008c40c83b742b9890fe4232134ed- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059731705
- Bitcoin block existence check
- https://blockstream.info/api/block/960481
Full record
Track page: Mass in F major, BWV 233: 1. Kyrie · Machine-readable JSON-LD